在 Grails 1.3.7 中,我有一个这样的域模型:
abstract class A {
Long id
String a
static constraints = {
a(nullable:true)
}
}
class B extends A {
static mapping = {
table "my_table"
version false
columns {
id column: 'oid'
}
}
}
在 1.3.7 中,我的测试通过了。然而,在升级到 Grails 2.0.0 时,我遇到了以下问题:
| org.dbunit.dataset.NoSuchTableException: MY_TABLE
at org.dbunit.database.DatabaseDataSet.getTableMetaData(DatabaseDataSet.java:288)
at org.dbunit.operation.DeleteAllOperation.execute(DeleteAllOperation.java:109)
at org.dbunit.operation.CompositeOperation.execute(CompositeOperation.java:79)
at org.dbunit.operation.TransactionOperation.execute(TransactionOperation.java:78)
如果我撤消继承层次结构并依赖复制+粘贴,这些错误就会“修复”。什么可能导致此失败?